This synthesis examined the effects of spelling interventions on spelling outcomes for students with disabilities in Grades 6 through 12. Thirteen single-case design studies were identified for inclusion in the review. No studies used a treatment/comparison design. The most common types of interventions involved systematic study strategies, such…

The authors conducted a synthesis of studies of reading comprehension interventions for middle school students (Grades 6-8) identified with a learning disability. They identified 12 studies between 1979 and 2009 with treatment and comparison designs and 2 single-participant studies. Findings from the studies indicate large effect sizes for…